modules/javafx.graphics/src/main/native-glass/gtk/glass_window.h

*** 379,388 ****
--- 379,400 ----
      bool frame_extents_initialized;
      bool map_received;
      bool location_assigned;
      bool size_assigned;
      bool on_top;
+ 
+     struct _Size {
+         int width, height;
+         int client_width, client_height;
+     } requested_bounds;
+ 
+     bool is_null_extents() {
+         return !geometry.extents.top
+             && !geometry.extents.left
+             && !geometry.extents.bottom
+             && !geometry.extents.right;
+     }
  public:
      WindowContextTop(jobject, WindowContext*, long, WindowFrameType, WindowType, GdkWMFunction);
      void process_map();
      void process_property_notify(GdkEventProperty*);
      void process_configure(GdkEventConfigure*);